arch/arm/mach-ux500/board-u5500-sdi.c

   1 /*
   2  * Copyright (C) ST-Ericsson SA 2010
   3  *
   4  * Author: Hanumath Prasad <ulf.hansson@stericsson.com>
   5  * License terms: GNU General Public License (GPL) version 2
   6  */
   7
   8 #include <linux/amba/mmci.h>
   9 #include <linux/mmc/host.h>
  10 #include <linux/gpio.h>
  11
  12 #include <plat/pincfg.h>
  13 #include <mach/db5500-regs.h>
  14 #include <plat/ste_dma40.h>
  15
  16 #include "pins-db5500.h"
  17 #include "devices-db5500.h"
  18 #include "ste-dma40-db5500.h"
  19
  20 static pin_cfg_t u5500_sdi_pins[] = {
  21         /* SDI0 (POP eMMC) */
  22         GPIO5_MC0_DAT0          | PIN_DIR_INPUT | PIN_PULL_UP,
  23         GPIO6_MC0_DAT1          | PIN_DIR_INPUT | PIN_PULL_UP,
  24         GPIO7_MC0_DAT2          | PIN_DIR_INPUT | PIN_PULL_UP,
  25         GPIO8_MC0_DAT3          | PIN_DIR_INPUT | PIN_PULL_UP,
  26         GPIO9_MC0_DAT4          | PIN_DIR_INPUT | PIN_PULL_UP,
  27         GPIO10_MC0_DAT5         | PIN_DIR_INPUT | PIN_PULL_UP,
  28         GPIO11_MC0_DAT6         | PIN_DIR_INPUT | PIN_PULL_UP,
  29         GPIO12_MC0_DAT7         | PIN_DIR_INPUT | PIN_PULL_UP,
  30         GPIO13_MC0_CMD          | PIN_DIR_INPUT | PIN_PULL_UP,
  31         GPIO14_MC0_CLK          | PIN_DIR_OUTPUT | PIN_VAL_LOW,
  32 };
  33
  34 static struct mmci_platform_data u5500_sdi0_data = {
  35         .ocr_mask       = MMC_VDD_165_195,
  36         .f_max          = 50000000,
  37         .capabilities   = MMC_CAP_4_BIT_DATA |
  38                                 MMC_CAP_8_BIT_DATA |
  39                                 MMC_CAP_MMC_HIGHSPEED,
  40         .gpio_cd        = -1,
  41         .gpio_wp        = -1,
  42 };
  43
  44 void __init u5500_sdi_init(void)
  45 {
  46         nmk_config_pins(u5500_sdi_pins, ARRAY_SIZE(u5500_sdi_pins));
  47
  48         db5500_add_sdi0(&u5500_sdi0_data);
  49 }